The properties of Boolean functions were introduced,Expansion Function and Expansion Spectrum were defined,and the measure of information leak of Nonlinear Filtered Generator was given.

WT5BZ]:On a basis of the discussion of computer safety application in educational administration the paper attempts to draw the attention of the people to the computer virus and information leak so as to take relative safety measures.

Our paper uses the theory of Zhang(2006)and Frazzini(2006)to analyze the relation between information leak,disposition effect and earnings momentum.

Study of threshold effects of information leakage arising from computer;

Study of Preventing Video Information Leakage for Computer Based on DMD Display Equipments;

In this paper, the concept of EM information leakage is discussed firstly, the mechanism of EM information leakage is analyzed and the development status of information leakage technique is expounded.

This paper proposes the theorem of query-view security determining and method of measuring disclosure,and gives algorithm of eliminate the information disclosure.

These security problems were blackhole, denial of service (DoS), routing table overflow, impersonation, power consumption and information disclosure.

This paper shows the basic study about the idea of information leakage from LED and how to design an eavesdropping experiment, and describes design changes that can block this kind of compromising emanations.

Proceeding from the analysis of the motivation sources of enterprise defense competitive intelligence in the network environment,this paper expounds the content of the integration of enterprise information leakage and defense competitive intelligence,and discusses the development strategies of enterprise defense competitive intelligence in the network environment.

K-anonymity is a primary method for guaranteeing the security of views,it can provide privacy protection and prevent information disclosure induced by joining attack.